Petrora

WATER · COCHRAN COUNTY

Produced water and disposal in Cochran County

Every injection and disposal permit in the county, what each well is permitted to take, what its operator reported, and who is reporting daily. Earthquakes in the area →

Cochran County has 954 active injection and disposal wells, 50 of them permitted for disposal, with 1.2 million barrels a day of permitted capacity.

Operators reported 30 million barrels injected on H-10 filings in the twelve months to September 2025, down 12% on the year before, about 7% of what the permits allow.

Hilcorp Energy Company is the largest injector in the county, with 8.2 million barrels reported across 305 active wells.

954
active injection wells, 50 for disposal
1.25M
bbl/d permitted capacity
30.1M
bbl reported, H-10 year to Sep 2025 -12%
7%
of permitted capacity used
2,112
UIC permits on file, all time

Reported injection, by month

H-10 FILINGS · TEN YEARS TO SEP 2025

Last 12 months 30,096,986 · prior 12 34,381,622(-12%)

010M20M30M2016201720182019202020212022202320242025

Who injects here

Operators with active permits in the county, by reported H-10 volume over the settled year.

OperatorReported, bblActive wellsCapacity bbl/d
Hilcorp Energy Company8.24M305514K
Manzano, LLC4.45M248K
Aviator Energy, LLC3.66M8660.3K
Double Barrel Oil LLC2.21M5325.9K
Walkabout Operating, LLC1.49M1519K
Kimbell Operating Company1.46M2515.1K
R2Q Operating LLC1.31M5842.4K
Ctoc Energy, LLC1.31M8978.3K
A.C.T. Operating Company1.02M3923.4K
Occidental Permian EOR, LLC869K31137K
Extex Operating Company643K6138.2K
Burk Royalty Co., Ltd.571K125K
Three Span Oil & Gas, Inc.482K66K
Vision Oil and Gas LLC429K8959.9K
Momentum Operating Co., Inc.343K43.6K
Prasad, Hari Production Co.338K105.4K
Winn Operating, LLC262K1416.8K
Hunt Cimarron Ltd. Partnership248K1515K
Delray Oil, Inc.220K345K
Joplin Oil Co., Inc.119K135.2K

Injection permits

2,112 UIC PERMITS · 954 ACTIVE · PAGE 14 OF 22

Active permits first, by reported volume, then canceled, plugged, and never-activated permits.

WellOperatorStatusPurposeReported, bblbbl/d permittedZone, ftPermitted
Slaughter, Carrie Dean "B" #53Pan American Petroleum Corp.CanceledEnhanced recovery—1,0005,037–5,048Jan 14, 1965
Slaughter, Carrie Dean "B" #55Pan American Petroleum Corp.CanceledEnhanced recovery—1,0005,053–5,065Jan 14, 1965
Slaughter, Carrie Dean "B" #59Pan American Petroleum Corp.CanceledEnhanced recovery—1,0005,049–5,059Jan 14, 1965
Slaughter, Carrie Dean "B" #64Pan American Petroleum Corp.CanceledEnhanced recovery—1,0005,050–5,062Jan 14, 1965
Slaughter, Carrie Dean "B" #71Pan American Petroleum Corp.CanceledEnhanced recovery—1,0005,054–5,064Jan 14, 1965
Slaughter, Carrie Dean "B" #72Pan American Petroleum Corp.CanceledEnhanced recovery—1,0005,051–5,065Jan 14, 1965
Slaughter, Carrie Dean "B" #76Pan American Petroleum Corp.CanceledEnhanced recovery—1,0005,062–5,078Jan 14, 1965
Slaughter, Carrie Dean "B" #79Pan American Petroleum Corp.CanceledEnhanced recovery—1,0005,046–5,060Jan 14, 1965
Slaughter, Carrie Dean "B" #82Pan American Petroleum Corp.CanceledEnhanced recovery—1,0005,056–5,070Jan 14, 1965
Slaughter, Carrie Dean "B" #89Pan American Petroleum Corp.CanceledEnhanced recovery—1,0005,058–5,070Jan 14, 1965
Slaughter, Carrie Dean "B" #91Pan American Petroleum Corp.CanceledEnhanced recovery—1,0005,059–5,069Jan 14, 1965
Slaughter, Carrie Dean "B" #97Pan American Petroleum Corp.CanceledEnhanced recovery—1,0005,047–5,061Jan 14, 1965
Slaughter, Carrie Dean "B" #99Pan American Petroleum Corp.CanceledEnhanced recovery—1,0005,055–5,069Jan 14, 1965
Slaughter, Carrie Dean "B" #105Pan American Petroleum Corp.CanceledEnhanced recovery—1,0005,066–5,074Jan 14, 1965
Morton Unit #3301WA.C.T. Operating CompanyInactiveEnhanced recovery—9504,700–5,000Nov 12, 2015
Snodgrass, A. #1A.C.T. Operating CompanyPluggedEnhanced recovery—9504,700–5,000Nov 16, 2015
Morton Unit #2301WA.C.T. Operating CompanyInactiveEnhanced recovery—9504,700–5,000Jan 12, 2022
Morton Unit #2303WA.C.T. Operating CompanyInactiveEnhanced recovery—9504,700–5,000Jan 12, 2022
Calvin-Starnes Unit #K 14DP Permian Operator, LLCPluggedEnhanced recovery—8004,994–5,020Jul 24, 1985
Calvin-Starnes Unit #L 14Endeavor Energy Resources L.P.PluggedEnhanced recovery—8004,980–5,002Jul 24, 1985
North-Wright #D 11Hexp Operating, LLCPluggedEnhanced recovery—8004,854–4,906Oct 20, 2011
Calvin-Starnes Unit #D 13BHP Petroleum (Americas) Inc.CanceledEnhanced recovery—8005,071–5,096Jul 24, 1985
Calvin-Starnes Unit #C 13Endeavor Energy Resources L.P.PluggedEnhanced recovery—8005,085–5,116Jul 24, 1985
Calvin-Starnes Unit #F 9DP Permian Operator, LLCPluggedEnhanced recovery—8005,029–5,064Jul 24, 1985
Calvin-Starnes Unit #E 9Endeavor Energy Resources L.P.CanceledEnhanced recovery—8005,030–5,066Jul 24, 1985
North-Wright #C 2Hexp Operating, LLCPluggedEnhanced recovery—8004,860–4,892Oct 20, 2011
North-Wright #C 11Hexp Operating, LLCPluggedEnhanced recovery—8004,852–4,906Oct 20, 2011
North-Wright #C 16Hexp Operating, LLCPluggedEnhanced recovery—8004,840–4,876Oct 20, 2011
Calvin-Starnes Unit #E 12DP Permian Operator, LLCPluggedEnhanced recovery—8005,052–5,086Jul 24, 1985
Wright, D. S. "B" #17Masada Development CompanyCanceledEnhanced recovery—8004,840–4,945May 16, 1995
Wright, Della Slaughter #4Momentum Operating Co., Inc.PluggedEnhanced recovery—8004,936–4,976Feb 5, 2007
Wright, Anne #3Tema Oil and Gas CompanyPluggedEnhanced recovery—8004,670–4,900Apr 29, 2010
North-Wright #B 5Hexp Operating, LLCPluggedEnhanced recovery—8004,680–4,906Jun 15, 2010
North-Wright #B 11Tema Oil and Gas CompanyPluggedEnhanced recovery—8004,690–4,900Apr 23, 2010
North-Wright #C 4Hexp Operating, LLCPluggedEnhanced recovery—8004,680–4,900Apr 23, 2010
North-Wright #C 7Tema Oil and Gas CompanyPluggedEnhanced recovery—8004,680–4,900Jun 15, 2010
North-Wright #C 10Hexp Operating, LLCPluggedEnhanced recovery—8004,690–4,900Jun 15, 2010
North-Wright #D 3Hexp Operating, LLCPluggedEnhanced recovery—8004,690–4,900Apr 23, 2010
North-Wright #D 12Tema Oil and Gas CompanyPluggedEnhanced recovery—8004,710–4,910Apr 23, 2010
North-Wright #C 5AHexp Operating, LLCPluggedEnhanced recovery—8004,853–4,893Aug 3, 2011
Conoco-Dean Unit #37WConoco Inc.CanceledDisposal—7004,940–5,051Aug 25, 1969
Conoco-Dean Unit #65WConoco Inc.CanceledEnhanced recovery—7004,854–5,008Oct 20, 1966
Mallet "C" #8WEncore Energy Partners Oper LLCPluggedEnhanced recovery—7005,000–5,078Apr 12, 1965
Mallet Land & Cattle Co. "G" #3WTexaco Inc.PluggedEnhanced recovery—7004,916–5,033Feb 23, 1984
Wright Unit #204Extex Operating CompanyInactiveEnhanced recovery—7004,931–4,973Aug 16, 1996
Wright Unit #273Extex Operating CompanyInactiveEnhanced recovery—7004,938–4,976Aug 16, 1996
Sieber, H.C. #4Socony Mobil Oil Company, Inc.CanceledEnhanced recovery—7004,994–5,020Mar 3, 1965
Mary Ellis #15Socony Mobil Oil Company, Inc.CanceledEnhanced recovery—7004,765–4,820May 29, 1964
Miller-Wright Unit #2046Kimbell Operating CompanyInactiveEnhanced recovery—6504,845–4,985Apr 7, 2008
Miller-Wright Unit #2047Kimbell Operating CompanyInactiveEnhanced recovery—6504,845–4,985Apr 7, 2008
Miller-Wright Unit #308Kimbell Operating CompanyInactiveEnhanced recovery—6504,840–4,980Apr 7, 2008
Miller-Wright Unit #2044Kimbell Operating CompanyInactiveEnhanced recovery—6504,840–5,000Apr 7, 2008
Masten, F. O. #8Ctoc Energy, LLCInactiveEnhanced recovery—6254,900–5,200Dec 29, 1995
Masten, F. O. #15Cross Timbers Energy, LLCPluggedEnhanced recovery—6254,900–5,200Dec 29, 1995
Masten, F. O. #2Ctoc Energy, LLCInactiveEnhanced recovery—6254,900–5,200Dec 29, 1995
Masten, F. O. #7Ctoc Energy, LLCInactiveEnhanced recovery—6254,900–5,200Dec 29, 1995
Masten, F. O. #6Cross Timbers Energy, LLCPluggedEnhanced recovery—6254,900–5,200Dec 29, 1995
Masten, F. O. "11" #1Ctoc Energy, LLCInactiveEnhanced recovery—6254,900–5,200Dec 29, 1995
Masten, F. O. "20" #2Ctoc Energy, LLCInactiveEnhanced recovery—6254,900–5,200Dec 29, 1995
Masten, F. O. "20" #3Ctoc Energy, LLCInactiveEnhanced recovery—6254,900–5,200Dec 29, 1995
Stanton-Masten #4RCtoc Energy, LLCInactiveEnhanced recovery—6254,900–5,200Dec 29, 1995
Wright Unit #815WExtex Operating CompanyPluggedEnhanced recovery—6004,923–4,950Jun 30, 2014
Wright Unit #913WVanguard Operating, LLCPluggedEnhanced recovery—6004,925–4,945Jun 30, 2014
Miller-Wright Unit #105WKimbell Operating CompanyPluggedEnhanced recovery—6004,909–49,600Sep 29, 1999
Miller-Wright Unit #2015WKimbell Operating CompanyPluggedEnhanced recovery—6004,750–5,050Jan 4, 2011
Miller-Wright Unit #2028Kimbell Operating CompanyCanceledEnhanced recovery—6004,900–4,940Sep 29, 1999
Miller-Wright Unit #2029WKimbell Operating CompanyPluggedEnhanced recovery—6004,750–5,050Jan 4, 2011
Dean Unit "B" #36WReef Exploration, L.P.PluggedEnhanced recovery—6005,018–5,073Nov 19, 1996
Dean Unit "B" #54WAmoco Production CompanyCanceledEnhanced recovery—6005,041–5,095—
Dean Unit "B" #64WAmoco Production CompanyCanceledEnhanced recovery—6005,032–5,068—
Dean Unit "B" #79WAmoco Production CompanyCanceledEnhanced recovery—6005,050–5,094—
Dean Unit "B" #81WAmoco Production CompanyCanceledEnhanced recovery—6005,033–5,069—
Dean Unit "B" #87WAmoco Production CompanyCanceledEnhanced recovery—6005,062–5,092—
Dean Unit "B" #100WUnion Royalty, Inc.CanceledEnhanced recovery—6005,027–5,071Nov 27, 1996
Dean Unit "B" #105WAmoco Production CompanyCanceledEnhanced recovery—6005,074–5,104—
Dean Unit "B" #115WAmoco Production CompanyCanceledEnhanced recovery—6005,049–5,083—
Dean Unit "B" #128WAmoco Production CompanyCanceledEnhanced recovery—6005,055–5,095—
Dean Unit "B" #131WAmoco Production CompanyCanceledEnhanced recovery—6005,052–5,093—
Dean Unit "B" #146WAmoco Production CompanyCanceledEnhanced recovery—6005,053–5,123—
Dean Unit "B" #148WReef Exploration, L.P.PluggedEnhanced recovery—6005,018–5,083Nov 19, 1996
Dean Unit #15WReef Exploration, L.P.PluggedEnhanced recovery—6005,033–5,074Mar 17, 1994
Woodley, F. L. #4WMobil Producing TX. & N.M. Inc.CanceledEnhanced recovery—6004,850–5,150Aug 29, 1994
Woodley, F. L. #8WMobil Producing TX. & N.M. Inc.PluggedEnhanced recovery—6004,850–5,150Jan 22, 1992
Woodley, F. L. #15WApache CorporationPluggedEnhanced recovery—6004,850–5,150Jan 22, 1992
Slaughter, NW. (San Andres) Unit #6WScout Energy Management LLCPluggedEnhanced recovery—6004,930–5,050Apr 19, 1965
Slaughter, NW. (San Andres) Unit #7WScout Energy Management LLCPluggedEnhanced recovery—6004,922–4,978Apr 19, 1965
Slaughter, NW. (San Andres) Unit #14WScout Energy Management LLCPluggedEnhanced recovery—6004,900–5,001Apr 19, 1965
Slaughter, NW. (San Andres) Unit #20WScout Energy Management LLCPluggedEnhanced recovery—6004,913–4,957Apr 19, 1965
Slaughter, NW. (San Andres) Unit #31WFasken Oil and Ranch, Ltd.PluggedEnhanced recovery—6004,927–5,008Dec 15, 1986
Slaughter, NW. (San Andres) Unit #38WScout Energy Management LLCPluggedEnhanced recovery—6004,906–4,985—
Dean Unit #21Reef Exploration, L.P.PluggedEnhanced recovery—6005,068–5,078Mar 17, 1994
Woodley, F. L. #29Mobil Producing TX. & N.M. Inc.CanceledEnhanced recovery—6004,850–5,150Jan 22, 1992
Reed Wright "B" #8Tema Oil and Gas CompanyPluggedEnhanced recovery—6004,830–4,846Aug 30, 1994
Slaughter, NW. (San Andres) Unit #10WFasken Oil and Ranch, Ltd.PluggedEnhanced recovery—6004,911–5,028Mar 20, 1987
Woodley, F. L. #11AApache CorporationPluggedDisposal—6004,850–5,150Jan 22, 1992
Marty-Wright #6AtapcoCanceledDisposal—6004,810–4,959Jul 20, 1987
Seaboard-Wright #5AtapcoCanceledDisposal—6004,744–4,888Dec 7, 1987
Bonanza (San Andres) Unit #101Manzano, LLCPluggedEnhanced recovery—6004,730–4,925Apr 18, 1988
Bonanza (San Andres) Unit #209Steller Energy & Investment CorpCanceledEnhanced recovery—6004,776–4,975Apr 18, 1988
Bonanza (San Andres) Unit #1402Steller Energy & Investment CorpPluggedEnhanced recovery—6004,772–4,970Apr 18, 1988

Latest disposal drilling permits

W-1 drilling permits in the county tagged as produced-water disposal.

IssuedPermitOperatorLease / well
Apr 18, 2022879049Silver Creek Permian OP Co, LLCSherman SWD #1 07933409
Apr 18, 2022879049Manzano, LLCSherman SWD #1 07933409
Jun 3, 2021870193Silver Creek Permian OP Co, LLCVirgil SWD #1 07933308
Jul 23, 2019855374Silver Creek Permian OP Co, LLCSherman SWD #1 07933409
Mar 19, 2019851096Silver Creek Permian OP Co, LLCGeorge Custer SWD #1 07931253
Jan 16, 2019848533Silver Creek Permian OP Co, LLCM H Davis SWD #1 07900809
May 14, 2018839876Silver Creek Oil & Gas, LLCGeorge Custer SWD #1 07931253
Apr 12, 2018838673Silver Creek Oil & Gas, LLCBlack Bart SWD #3 07933385
Mar 26, 2018837877Mammoth Exploration LLCHudson SWD #3 07933381
Mar 6, 2018837092Silver Creek Oil & Gas, LLCBlack Bart SWD #1 07933380

About this data

RRC UIC well master and H-10 injection reports, settled through Sep 2025; TexNet daily injection for the last settled month; disposal permit tags from Petrora's sector classifier.

Developers: this page as JSON is GET /v1/data/water/tx/cochran, documented in the API reference.